Base | Representation |
---|---|
bin | 1001001110110101000101… |
… | …10011001000010011001001 |
3 | 2122212201202221112112020201 |
4 | 10213122202303020103021 |
5 | 10130101412132100400 |
6 | 111102011224452201 |
7 | 4163452300161331 |
oct | 447324263102311 |
9 | 78781687475221 |
10 | 20300746753225 |
11 | 6517553337064 |
12 | 233a50701a061 |
13 | b43476a41353 |
14 | 5027c06280c1 |
15 | 253107da006a |
hex | 1276a2cc84c9 |
20300746753225 has 27 divisors (see below), whose sum is σ = 25262382311733. Its totient is φ = 16183087477440.
The previous prime is 20300746753211. The next prime is 20300746753241. The reversal of 20300746753225 is 52235764700302.
It is a happy number.
The square root of 20300746753225 is 4505635.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 11404581522489 + 8896165230736 = 3377067^2 + 2982644^2 .
It is not a de Polignac number, because 20300746753225 - 25 = 20300746753193 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7051317336 + ... + 7051320214.
Almost surely, 220300746753225 is an apocalyptic number.
20300746753225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20300746753225 is the 4505635-th square number.
20300746753225 is the 2252818-th centered octagonal number.
It is an amenable number.
20300746753225 is a deficient number, since it is larger than the sum of its proper divisors (4961635558508).
20300746753225 is an frugal number, since it uses more digits than its factorization.
20300746753225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6394 (or 3197 counting only the distinct ones).
The product of its (nonzero) digits is 2116800, while the sum is 46.
The spelling of 20300746753225 in words is "twenty trillion, three hundred billion, seven hundred forty-six million, seven hundred fifty-three thousand, two hundred twenty-five".
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